/*
 * MIT License
 *
 * Copyright (c) 2020 wen.gu <454727014@qq.com>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

/***************************************************************************
 * Name: object_publisher.h
 *
 * Purpose: implementation a publisher for object(event or field)
 *
 * Developer:
 *   wen.gu , 2021-05-10
 *
 * TODO:
 *
 ***************************************************************************/

/******************************************************************************
 **    INCLUDES
 ******************************************************************************/
#ifndef __OBJECT_PUBLISHER_H__
#define __OBJECT_PUBLISHER_H__

#include "message.h"
#include "service.h"
/******************************************************************************
 **    MACROS
 ******************************************************************************/


/******************************************************************************
 **    TYPE DEFINITIONS
 ******************************************************************************/



/******************************************************************************
 **    CLASSES/FUNCTIONS DEFINITIONS
 ******************************************************************************/
template<typename SimpleType>
class ObjectPublisher
{
public:
    using ServiceProviderPtr = ServiceProvider::ServiceProviderPtr;
protected:
    MessageId message_id_;
    ServiceProviderPtr provider_;
public:
    ObjectPublisher(ServiceProviderPtr provider, MessageId id);
    virtual ~ObjectPublisher();

public:
    virtual void Publish(const SimpleType& data, MessageType type)
    {
        if (provider_)
        {
            SerializerPtr ser = provider_->GetSerializer();
            MessagePtr msg = provider_->MakeMessage(type);
            if (msg && ser)
            {
                ser->Serialize(data);
                msg->set_payload(ser->GetPayload());
                msg->set_message_id(message_id_);
                provider_->Send(msg);
            }
        }
    }
public:
    virtual MessageId messiage_id() const { return message_id_;}
};

#endif /** !__OBJECT_PUBLISHER_H__ */

